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来源:雅诚德英语网
Hydrogen can replace acetylene, gas, liquefied petroleum gases such as carbon, with high calorific value, flame concentration, zero pollution, high efficiency, energy saving and easy.
氢气可以取代乙炔、煤气、液化气等含碳气体,具有热值高、火焰集中、零污染,生产效率高,节能方便等优点。